Finding the Fourth Proportional to 2,177.34, 3,005.46 and 1,292.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,177.34 : 3,005.46 = 1,292.82 : x
2. Step 2: Convert to fraction form
   2,177.34/3,005.46 = 1,292.82/x
3. Step 3: Cross multiply
   2,177.34x = 3,005.46 × 1,292.82
4. Step 4: Simplify right side
   2,177.34x = 3,885,518.80
5. Step 5: Solve for x
   x = 3,885,518.80/2,177.34
6. Step 6: Final answer
   x = 1,784.53